A.巴罗克时期
B. 古典乐派
C. 浪漫乐派
D. 民族乐派
第3题
They ______ good friends and often visited each other.
A.are used to
B.are used to be
C.used to being
D.used to be
第4题
If I had remembered ( ) the door, the things would not have been stolen.
A.to lock
B.to have locked
C.locking
D.having locked
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